1. Physiologic economy in nutrition with special reference to the minimal protein requirement of the healthy man;Chittenden,1905
2. Protein and energy;Carpenter,1994
3. Energy and protein requirements. Report of a Joint Expert Consultation;FAO/WHO/UNU;World Health Organ Tech Rep Ser,1985
4. Meta-analysis of nitrogen balance studies for estimating protein requirements in healthy adults;Rand;Am J Clin Nutr,2003